<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>
<form action="/cgi-bin/senior1-5.py" method="POST" target="_blank">
<input type="checkbox" name="runoob" value="on" /> 菜鸟教程
<input type="checkbox" name="google" value="on" /> Google
<input type="submit" value="选择站点" />
</form>
</body>
</html>